Display screen of portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing our new design.

The dashed broken lines showing portions of the display screen or portion thereof with graphical user interface are for environmental purposes only and form no part of the claimed design.

The specific start number (“22”), end number (“06”), and time (“12:45”) in the FIGURE form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 